Home / 106,480.28-159,757.32-47,357.48

Finding the Fourth Proportional to 106,480.28, 159,757.32 and 47,357.48

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Solution

The fourth proportional to 106,480.28, 159,757.32 and 47,357.48 is: 71,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,480.28 : 159,757.32 = 47,357.48 : x
  2. Step 2: Convert to fraction form
    106,480.28/159,757.32 = 47,357.48/x
  3. Step 3: Cross multiply
    106,480.28x = 159,757.32 × 47,357.48
  4. Step 4: Simplify right side
    106,480.28x = 7,565,704,086.75
  5. Step 5: Solve for x
    x = 7,565,704,086.75/106,480.28
  6. Step 6: Final answer
    x = 71,052.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.